SMTL ID : 6jcw.1

Cryo-EM Structure of Sulfolobus solfataricus ketol-acid reductoisomerase (Sso-KARI) with Mg2+ at pH8.5

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

homo-12-mer

Ligands

24 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 2 residues within 4Å: Chain A: D.191, E.195 No protein-ligand interaction detected (PLIP) MG.2: 3 residues within 4Å: Chain A: E.227, E.233 Chain B: S.194 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:E.227 MG.3: 3 residues within 4Å: Chain A: S.194 Chain B: E.227, E.233 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:E.227, B:E.233 MG.4: 2 residues within 4Å: Chain B: D.191, E.195 No protein-ligand interaction detected (PLIP) MG.5: 2 residues within 4Å: Chain C: D.191, E.195 No protein-ligand interaction detected (PLIP) MG.6: 3 residues within 4Å: Chain C: E.227, E.233 Chain D: S.194 1 PLIP interactions: 1 interactions with chain C Metal complexes: C:E.227 MG.7: 3 residues within 4Å: Chain C: S.194 Chain D: E.227, E.233 1 PLIP interactions: 1 interactions with chain D Metal complexes: D:E.227 MG.8: 2 residues within 4Å: Chain D: D.191, E.195 No protein-ligand interaction detected (PLIP) MG.9: 2 residues within 4Å: Chain E: D.191, E.195 No protein-ligand interaction detected (PLIP) MG.10: 3 residues within 4Å: Chain E: E.227, E.233 Chain F: S.194 2 PLIP interactions: 2 interactions with chain E Metal complexes: E:E.227, E:E.233 MG.11: 3 residues within 4Å: Chain E: S.194 Chain F: E.227, E.233 2 PLIP interactions: 2 interactions with chain F Metal complexes: F:E.227, F:E.233 MG.12: 2 residues within 4Å: Chain F: D.191, E.195 No protein-ligand interaction detected (PLIP) MG.13: 2 residues within 4Å: Chain G: D.191, E.195 No protein-ligand interaction detected (PLIP) MG.14: 3 residues within 4Å: Chain G: E.227, E.233 Chain H: S.194 1 PLIP interactions: 1 interactions with chain G Metal complexes: G:E.227 MG.15: 3 residues within 4Å: Chain G: S.194 Chain H: E.227, E.233 1 PLIP interactions: 1 interactions with chain H Metal complexes: H:E.227 MG.16: 2 residues within 4Å: Chain H: D.191, E.195 No protein-ligand interaction detected (PLIP) MG.17: 2 residues within 4Å: Chain I: D.191, E.195 No protein-ligand interaction detected (PLIP) MG.18: 3 residues within 4Å: Chain I: E.227, E.233 Chain J: S.194 1 PLIP interactions: 1 interactions with chain I Metal complexes: I:E.227 MG.19: 3 residues within 4Å: Chain I: S.194 Chain J: E.227, E.233 1 PLIP interactions: 1 interactions with chain J Metal complexes: J:E.227 MG.20: 2 residues within 4Å: Chain J: D.191, E.195 No protein-ligand interaction detected (PLIP) MG.21: 2 residues within 4Å: Chain K: D.191, E.195 No protein-ligand interaction detected (PLIP) MG.22: 3 residues within 4Å: Chain K: E.227, E.233 Chain L: S.194 2 PLIP interactions: 2 interactions with chain K Metal complexes: K:E.227, K:E.233 MG.23: 3 residues within 4Å: Chain K: S.194 Chain L: E.227, E.233 1 PLIP interactions: 1 interactions with chain L Metal complexes: L:E.227 MG.24: 2 residues within 4Å: Chain L: D.191, E.195 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chen, C.Y. et al., Use of Cryo-EM To Uncover Structural Bases of pH Effect and Cofactor Bispecificity of Ketol-Acid Reductoisomerase. J. Am. Chem. Soc. (2019)

Release Date

2019-04-17

Peptides

ketol-acid reductoisomerase: ABCDEFGHIJKL

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

F
F

G
G

H
H

I
I

J
J

K
K

L
L

ketol-acid reductoisomerase

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